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21 Caldwell St #3A

Charlestown, MA 02129 - Suffolk County

Apartment

4 beds

2 baths

1,200 sqft

About 21 Caldwell St #3A

No Broker Fee. Available 9/1. Students welcome. Washer and Dryer in unit. First security.

RentalSource last checked: August 16, 2025 at 4:29 PM ET

Last updated: August 12, 2025 at 2:29 PM ET

Listed by: Brendon Bourne, (781) 429-3519

Property Summary

Property Type:	Apartment
Rental Fee:	$3,895
Bedrooms:	4 beds
Bathrooms:	2 baths

Size:	1,200 sqft
Pet Friendly:	Inquire
Listing Status:	Active
ID:	81986210

Property Amenities

• Washer/Dryer Hk-up

Leasing Information

Lease Term: 1 year.

Additional Details

Apartment for rent in Charlestown for $3,895 with 4 beds, 2 baths, 1,200 sqft and located at 21 Caldwell St #3A in Charlestown, MA 02129. The rental price of $3,895 is 1.2% ($45) higher than the average rent of $3,850 for apartments in Charlestown, MA and 22.1% ($706) higher than the average rent of $3,189 for apartments in Suffolk County. 21 Caldwell St #3A was advertised by Brendon Bourne on August 12, 2025 at 7:52 AM ET and last checked today at 4:29 PM ET.

Affordability Calculator

Can I afford to live at 21 Caldwell St #3A?

Bedrooms

4 bedrooms

Rent-to-income ratio

30%

10% Recommended 50%

Move the slider to select the percentage of your monthly income you're comfortable spending on rent. Typically, it's advised to spend about 30% or less on housing.

Recommended income

$155,800 /year

With your chosen rent-to-income ratio, an annual income of $155,800 is recommended to comfortably afford this 4-bedroom rental priced at $3,895 per month.

For more information on rent affordability, visit our rent calculator or rent vs. buy calculator.

Apartment for rent

$3,895

Rent Affordability Calculator

Interested in 21 Caldwell St #3A?

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Property managed by:

Brendon Bourne
(781) 429-3519

Avoid rental scams - Situations involving wire transfers or a landlord who can't meet you in person can be red flags.